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    • 2. 发明授权
    • Device for preventing an exhaust gas recirculation valve from sticking after switching off an internal combustion engine
    • 用于防止废气再循环阀在关闭内燃机之后粘附的装置
    • US06823854B2
    • 2004-11-30
    • US10718650
    • 2003-11-24
    • Torsten Bellon
    • Torsten Bellon
    • F02M2507
    • F02M26/48F02B3/06F02B2075/125F02M26/54F02M26/67Y02T10/123
    • The invention relates to an exhaust gas recirculation device for an internal combustion engine, especially for a motor vehicle, comprising an exhaust gas recirculation line for recirculating exhaust gas, the line branching off from the exhaust line and running into an unburned gas line. The exhaust gas recirculation line includes a valve having a closing element which can be displaced between a closing position and an opening position by means of an actuator. One aim of the invention is to especially reliably prevent the closing element of the valve from sticking to the valve seat after the operation of the internal combustion engine. To this end, the closing element of the valve is placed in an idle position by means of the actuator, when the internal combustion engine is not in operation.
    • 本发明涉及一种用于内燃机,特别是用于机动车辆的废气再循环装置,其包括用于再循环废气的废气再循环管线,该管线从排气管线分支并进入未燃烧气体管线。 排气再循环管线包括具有闭合元件的阀,该闭合元件可借助致动器在关闭位置和打开位置之间移动。 本发明的一个目的是特别可靠地防止在内燃机操作之后阀的关闭元件粘到阀座上。 为此,当内燃机不工作时,阀​​的关闭元件通过致动器被置于空闲位置。